The greatest challenge to any thinker is stating the problem in a way that will allow a solution.
The sign of a good marriage is that everything is debatable and challenged; nothing is turned into law or policy. The rules, if any, are known only to the two players, who seek no public trophies.
—Carolyn G. Heilbrun
Be a bit of a challenge; not because you're playing games but because you realize you're worth the extra effort.
—Mandy Hale in The Single Woman
I thoroughly disapprove of duels. If a man should challenge me, I would take him kindly and forgivingly by the hand and lead him to a quiet place and kill him.
People say children from broken homes have it hard, but the children of charmed marriages have their own particular challenges.
—Gillian Flynn in Gone Girl
Anger is a tool for change when it challenges us to become more of an expert on the self and less of an expert on others.